Fujitsu FR81S User Manual
CHAPTER 45: FLASH MEMORY
3. Configuration
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : FLASH MEMORY
FUJITSU SEMICONDUCTOR CONFIDENTIAL
7
3.2. Sector Configuration Diagram
The sector configuration diagram of the flash memory is shown below.
Figure 3-2 Sector Configuration Diagram (MB91F522)
Figure 3-3 Sector Configuration Diagram (MB91F523)
384+64kB configuration
Address
0x07_4000
0x07_0000
Lar
ge
s
ec
tor
c
onf
igur
at
ion
uni
t
(64k
B
×6
)
S
m
al
l s
ec
tor
c
on
figur
at
ion
uni
t
(8k
B
×8)
bit0 to bit31
bit32 to bit63
SA2(8kB)
SA3(8kB)
SA0(8kB)
SA1(8kB)
SA4(8kB)
SA5(8kB)
SA6(8kB)
SA7(8kB)
0x07_8000
0x07_C000
0x08_0000
SA8(64kB)
SA9(64kB)
0x0A_0000
SA10(64kB)
SA11(64kB)
0x0C_0000
SA12(64kB)
SA13(64kB)
0x0D_FFFF
Reserved
0x0F_FFFF
Flash security code
(Second half-word
at the beginning of flash)
(Second half-word
at the beginning of flash)
Password for enabling on-chip
debugger (OCD) startup
(Second word to ninth word
at the beginning of flash)
debugger (OCD) startup
(Second word to ninth word
at the beginning of flash)
Reset vector
(One word of address0x0F_FFFC)
(One word of address0x0F_FFFC)
Interrupt vector table
(Default address of TBR)
(Default address of TBR)
0x0F_FC00
Lar
ge
s
ec
tor
c
onf
igur
at
ion
uni
t
(64k
B
×4
)
S
m
al
l s
ec
tor
c
on
figur
at
ion
uni
t
(8k
B
×8)
Reserved
256+64kB configuration
Address
0x07_4000
0x07_0000
bit0 to bit31
bit32 to bit63
SA2(8kB)
SA3(8kB)
SA0(8kB)
SA1(8kB)
SA4(8kB)
SA5(8kB)
SA6(8kB)
SA7(8kB)
0x07_8000
0x07_C000
0x08_0000
SA8(64kB)
SA9(64kB)
0x0A_0000
SA10(64kB)
SA11(64kB)
0x0B_0000
0x0F_FFFF
0x0F_FC00
Flash security code
(Second half-word
at the beginning of flash)
(Second half-word
at the beginning of flash)
Password for enabling on-chip
debugger (OCD) startup
(Second word to ninth word
at the beginning of flash)
debugger (OCD) startup
(Second word to ninth word
at the beginning of flash)
Reset vector
(One word of address0x0F_FFFC)
(One word of address0x0F_FFFC)
Interrupt vector table
(Default address of TBR)
(Default address of TBR)
MB91520 Series
MN705-00010-1v0-E
1928